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-rw-r--r--mesalib/include/GL/internal/dri_interface.h39
1 files changed, 32 insertions, 7 deletions
diff --git a/mesalib/include/GL/internal/dri_interface.h b/mesalib/include/GL/internal/dri_interface.h
index 1e0f1d07b..568581d5b 100644
--- a/mesalib/include/GL/internal/dri_interface.h
+++ b/mesalib/include/GL/internal/dri_interface.h
@@ -267,7 +267,17 @@ struct __DRItexBufferExtensionRec {
* Used by drivers that implement DRI2
*/
#define __DRI2_FLUSH "DRI2_Flush"
-#define __DRI2_FLUSH_VERSION 3
+#define __DRI2_FLUSH_VERSION 4
+
+#define __DRI2_FLUSH_DRAWABLE (1 << 0) /* the drawable should be flushed. */
+#define __DRI2_FLUSH_CONTEXT (1 << 1) /* glFlush should be called */
+
+enum __DRI2throttleReason {
+ __DRI2_THROTTLE_SWAPBUFFER,
+ __DRI2_THROTTLE_COPYSUBBUFFER,
+ __DRI2_THROTTLE_FLUSHFRONT
+};
+
struct __DRI2flushExtensionRec {
__DRIextension base;
void (*flush)(__DRIdrawable *drawable);
@@ -281,6 +291,27 @@ struct __DRI2flushExtensionRec {
* \since 3
*/
void (*invalidate)(__DRIdrawable *drawable);
+
+ /**
+ * This function reduces the number of flushes in the driver by combining
+ * several operations into one call.
+ *
+ * It can:
+ * - throttle
+ * - flush a drawable
+ * - flush a context
+ *
+ * \param context the context
+ * \param drawable the drawable to flush
+ * \param flags a combination of _DRI2_FLUSH_xxx flags
+ * \param throttle_reason the reason for throttling, 0 = no throttling
+ *
+ * \since 4
+ */
+ void (*flush_with_flags)(__DRIcontext *ctx,
+ __DRIdrawable *drawable,
+ unsigned flags,
+ enum __DRI2throttleReason throttle_reason);
};
@@ -292,12 +323,6 @@ struct __DRI2flushExtensionRec {
#define __DRI2_THROTTLE "DRI2_Throttle"
#define __DRI2_THROTTLE_VERSION 1
-enum __DRI2throttleReason {
- __DRI2_THROTTLE_SWAPBUFFER,
- __DRI2_THROTTLE_COPYSUBBUFFER,
- __DRI2_THROTTLE_FLUSHFRONT
-};
-
struct __DRI2throttleExtensionRec {
__DRIextension base;
void (*throttle)(__DRIcontext *ctx,